<template>
	<view>
		<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000">
			<swiper-item v-for="(item,index) in goods_info.pics" :key="index">
				<view class="swiper-item" >
					<image :src="item.pics_big" @click="preview(index)"></image>
				</view>
			</swiper-item>
		</swiper>	
		
		<view class="goods-info-box">
			<view class="goods-price">
				￥{{goods_info.goods_price}}
			</view>
			<view class="goods-info_body">
				<view class="goods-name">
					{{goods_info.goods_name}}
				</view>
				<view class="favi">
					<uni-icons type="star" size="18" color="gray"></uni-icons>
					<text>收藏</text>
				</view>
			</view>
			<view class="yf">
				快递，免运费
			</view>
		</view>
		
		<rich-text :nodes="goods_info.goods_introduce"></rich-text>
		<uni-goods-nav class="goods-nav" :fill="true" :options="options" :button-group="buttonGroup" @click="onClick" @buttonClick="buttonClick" />
	</view>
</template>

<script>
	import {mapState,mapMutations,mapGetters} from 'vuex'
		export default {
		computed:{
			...mapState('m_cart',[]),
			...mapGetters('m_cart',['total'])
		},
		watch:{
			total:{
				handler(newVal){
				const findresult =this.options.find(x => x.text ==='购物车')
				if(findresult){
					findresult.info = newVal
					}
				},
				//页面加载完毕后立即调用
				immediate:true
			}
		},
		data() {
			return {
				goods_info:{},
				options:[
					{
						icon:'shop',
						text:'店铺',
						info:2,
						infoBackgroundColor:'#007aff',
						infoColor:"red"
					},
					{
						icon:'cart',
						text:'购物车',
						info:0
					}
				],
				buttonGroup:[
					{
						text:'加入购物车',
						backgroundColor:'#ff0000',
						color:'#ffffff'
					},
					{
						text:'立即购买',
						backgroundColor:'#ffa200',
						color:'#ffffff'
					}
				]
			}
		},
		onLoad(option) {
			console.log(option)
			const goods_id = option.goods_id
			this.getGoodsDetail(goods_id)
		},
		methods:{
			...mapMutations('m_cart',['addToCart']),
			async getGoodsDetail(goods_id){
				const {data:res} = await uni.$http.get('/api/public/v1/goods/detail',{goods_id})
				console.log(res)
				if(res.meta.status !==200) return this.$showMsg()
				this.goods_info = res.message
			},
			preview(index){
				uni.previewImage({
					current:index,
					urls:this.goods_info.pics.map(x=>x.pics_big)
				})
			},
			onClick(e){
				console.log(e)
				if(e.content.text ==='购物车'){
					uni.switchTab({
						url:'/pages/cart/cart'
					})
				}
			},
			buttonClick(e){
				if(e.content.text ==='加入购物车'){
					const goods = {
						goods_id:this.goods_info.goods_id,
						goods_name:this.goods_info.goods_name,
						goods_price:this.goods_info.goods_price,
						goods_count:1,
						goods_small_logo:this.goods_info.goods_small_logo,
						goods_state:true
					}
					this.addToCart(goods)
				}
			}
			
		}
	}
</script>

<style lang="scss">
// swiper{
// 	height: 750rpx;
// 	image{
// 		width: 100%;
// 		height: 100%;
// 	}
// }

.goods-info-box{
	padding: 10px;
	.goods-price{
		color: #C00000;
		font-size: 18px;
		margin: 10px 0;
	}
	.goods-info_body{
		display: flex;
		justify-content: space-between;
		.goods-name{
			font-size: 13px;
			margin-right: 10px;
		}
		.favi{
			font-size: 12px;
			width: 120px;
			display: flex;
			flex-direction: column;
			align-items: center;
			justify-content: center;
			border-left: 1px solid #efefef;
			color: gray;
		}
	}
	.yf{
		font-size: 10px;
		color: gray;
		margin: 10px 0;
	}
	
	~.goods-nav{
		position: fixed;
		bottom: 0;
		left: 0;
		width: 100%;
	}
}
</style>
